51311984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2657}}^1$

素因数の和:2753

約数の個数: 40

約数和(自身を含む): 106787808

約数和(自身を除く): 55475824

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 568, 1136, 1207, 2414, 2657, 4828, 5314, 9656, 10628, 19312, 21256, 42512, 45169, 90338, 180676, 188647, 361352, 377294, 722704, 754588, 1509176, 3018352, 3206999, 6413998, 12827996, 25655992, 51311984]

約数ペア:

[(1, 51311984), (2, 25655992), (4, 12827996), (8, 6413998), (16, 3206999), (17, 3018352), (34, 1509176), (68, 754588), (71, 722704), (136, 377294), (142, 361352), (272, 188647), (284, 180676), (568, 90338), (1136, 45169), (1207, 42512), (2414, 21256), (2657, 19312), (4828, 10628), (5314, 9656)]